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#ifndef _SEATD_CONSTANTS_H
#define _SEATD_CONSTANTS_H
#define MAX_PATH_LEN 256
#define MAX_SEAT_LEN 64
#define MAX_SEAT_DEVICES 128
#define MAX_SESSION_LEN 64
#define CLIENT_EVENT(opcode) (opcode)
#define SERVER_EVENT(opcode) ((opcode) + (1 << 15))
#define CLIENT_OPEN_SEAT CLIENT_EVENT(1)
#define CLIENT_CLOSE_SEAT CLIENT_EVENT(2)
#define CLIENT_OPEN_DEVICE CLIENT_EVENT(3)
#define CLIENT_CLOSE_DEVICE CLIENT_EVENT(4)
#define CLIENT_DISABLE_SEAT CLIENT_EVENT(5)
#define CLIENT_SWITCH_SESSION CLIENT_EVENT(6)
#define CLIENT_PING CLIENT_EVENT(7)
#define SERVER_SEAT_OPENED SERVER_EVENT(1)
#define SERVER_SEAT_CLOSED SERVER_EVENT(2)
#define SERVER_DEVICE_OPENED SERVER_EVENT(3)
#define SERVER_DEVICE_CLOSED SERVER_EVENT(4)
#define SERVER_DISABLE_SEAT SERVER_EVENT(5)
#define SERVER_ENABLE_SEAT SERVER_EVENT(6)
#define SERVER_PONG SERVER_EVENT(7)
#define SERVER_ERROR SERVER_EVENT(0x7FFF)
#include <stdint.h>
struct proto_header {
uint16_t opcode;
uint16_t size;
};
struct proto_client_open_device {
uint16_t path_len;
// NULL-terminated byte-sequence path_len long follows
};
struct proto_client_close_device {
int device_id;
};
struct proto_client_switch_session {
int session;
};
struct proto_server_seat_opened {
uint16_t seat_name_len;
// NULL-terminated byte-sequence seat_name_len long follows
};
struct proto_server_device_opened {
int device_id;
// One fd in auxillary data
};
struct proto_server_error {
int error_code;
};
#endif
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